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    <title>BOOST_PP_VARIADIC_SIZE</title>
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    <div style="margin-left: 0px;"> The <b>BOOST_PP_VARIADIC_SIZE</b>
      variadic macro
      expands to the size of the <i>variadic data </i>passed to it. </div>
    <h4>Usage</h4>
    <div class="code"> <b>BOOST_PP_VARIADIC_SIZE</b>(<i>...</i>) <a
        href="../topics/variadic_macros.html#VNotation" target="_self"><sup>(v)</sup></a><br>
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    <h4>Arguments</h4>
    <dl>
      <dt>...<br>
      </dt>
      <dd>&nbsp; <i>Variadic data </i>whose size is to be extracted.</dd>
    </dl>
    <h4>Remarks</h4>
    <p>&nbsp;&nbsp;&nbsp; In <a
        href="../topics/variadic_macros.html#C20_Support_For_Variadic_Macros">C++
        20</a> mode the <i>variadic</i> <i>data</i> can be empty and
      the result will be 0.<br>
    </p>
    <h4>Requirements</h4>
    <div> <b>Header:</b> &nbsp;<a href="../headers/variadic/size.html">&lt;boost/preprocessor/variadic/size.hpp&gt;</a>
    </div>
    <h4>Sample Code</h4>
    <div>
      <pre>#include &lt;<a href="../headers/variadic/size.html">boost/preprocessor/variadic/size.hpp</a>&gt;<br><br>#define VAR_DATA x, y, z<br><br><a href="variadic_size.html">BOOST_PP_VARIADIC_SIZE</a>(VAR_DATA) // expands to 3<br></pre>
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    <div style="margin-left: 0px;"> <i></i><i>� Copyright Edward Diener
        2011,2013</i> </div>
    <div style="margin-left: 0px;">
      <p><small>Distributed under the Boost Software License, Version
          1.0.
          (See accompanying file <a href="../../../../LICENSE_1_0.txt">LICENSE_1_0.txt</a>
          or copy at <a href="http://www.boost.org/LICENSE_1_0.txt">www.boost.org/LICENSE_1_0.txt</a>)</small></p>
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